Wafer aligner



FIG. 1 is a perspective view of a wafer aligner showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines show portions of a wafer aligner that form no part of claimed design. 

CLAIM The ornamental design for a wafer aligner, as shown and described. 